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346 Battery Voltage Drop During Crank

Started by jackworstell, December 14, 2017, 10:55:53 AM

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jackworstell

The battery voltage on a battery being used on a 346 (voltage  measured from terminal to terminal on the battery)
......what would be the maximum permissible voltage drop during cranking ?

(..........Assume the cables / connections/ grounds/solenoid etc are in great shape )

Jack Worstell

tripwire

Jack,
If your 6 volt battery is fully charged it should read approx. 6.6 volts without any load on it.  While cranking the engine the voltmeter reading shouldn't drop below 4.8 volts.
Driving now:
2023 XT4 Luxury
1940 LaSalle 5229 C4D

A few I used to drive:
1976 Cadillac Ambulance
1969 Cadillac Hearse, Superior Body
1966 Buick Wildcat Hearse
1957 Ford Thunderbird x 3, 1 E code, 2 D code
1956 Oldsmobile Rocket 88 Sedan
1949 Mercury Convertible
1949 Mercury Coupe, Mild Custom
1936 Buick Special Sedan